9.33% is the change from 225 to 246
Calculation steps:
[( 246 - 225 ) ÷ 225] x 100 = 9.33%
Formula
Percentage change = [(246 - 225) / 225] x 100
Subtract the new number by the original number
246 - 225 = 21
21 ÷ 225 = 0.09333333333333334
0.09333333333333334 x 100 = 9.33%